PureBasic
PureBasic
Hungary NAV Token Exchange
See more Hungary NAV Invoicing Examples
Demonstrates the tokenExchange request for the Hungarian NAV Online Invoicing System REST API v2.0.Chilkat PureBasic Downloads
IncludeFile "CkDateTime.pb"
IncludeFile "CkPrng.pb"
IncludeFile "CkXml.pb"
IncludeFile "CkCrypt2.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
Procedure ChilkatExample()
success.i = 0
; This example assumes the Chilkat API to have been previously unlocked.
; See Global Unlock Sample for sample code.
; Build the following XML:
; Use this online tool to generate code from sample XML:
; Generate Code to Create XML
; <?xml version="1.0" encoding="UTF-8"?>
; <TokenExchangeRequest xmlns="http://schemas.nav.gov.hu/OSA/2.0/api">
; <header>
; <requestId>RID896801578348</requestId>
; <timestamp>2019-09-11T10:55:31.440Z</timestamp>
; <requestVersion>2.0</requestVersion>
; <headerVersion>1.0</headerVersion>
; </header>
; <user>
; <login>lwilsmn0uqdxe6u</login>
; <passwordHash>2F43840A882CFDB7DB0FEC07D419D030D864B47B6B541DC280EF81B937B7A176E33C052B0D26638CC18A7A2C08D8D311733078A774BF43F6CA57FE8CD74DC28E</passwordHash>
; <taxNumber>11111111</taxNumber>
; <requestSignature>B4B5E0F197BFFD3DF69BCC98D3BE775F65FD5445EEF95C9D6B6C59425F2B81C4F6DA1FD563B0C7E7D98AF1E1725E5C63C2803B5D3A93D1C02ED354AC92F2CC94</requestSignature>
; <!--<signKey>ac-ac3a-7f661bff7d342N43CYX4U9FG</signKey>-->
; </user>
; <software>
; <softwareId>123456789123456789</softwareId>
; <softwareName>string</softwareName>
; <softwareOperation>LOCAL_SOFTWARE</softwareOperation>
; <softwareMainVersion>string</softwareMainVersion>
; <softwareDevName>string</softwareDevName>
; <softwareDevContact>string</softwareDevContact>
; <softwareDevCountryCode>HU</softwareDevCountryCode>
; <softwareDevTaxNumber>string</softwareDevTaxNumber>
; </software>
; </TokenExchangeRequest>
crypt.i = CkCrypt2::ckCreate()
If crypt.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
dtNow.i = CkDateTime::ckCreate()
If dtNow.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
CkDateTime::ckSetFromCurrentSystemTime(dtNow)
Debug CkDateTime::ckGetAsTimestamp(dtNow,0)
; The hash algorithm for the password is SHA512 (not SHA3-512).
CkCrypt2::setCkHashAlgorithm(crypt, "sha512")
CkCrypt2::setCkEncodingMode(crypt, "hex")
myPassword.s = "my-password"
passwordHash.s = CkCrypt2::ckHashStringENC(crypt,myPassword)
; Generate a random request ID like "RID215118906689"
prng.i = CkPrng::ckCreate()
If prng.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
sbRequestId.i = CkStringBuilder::ckCreate()
If sbRequestId.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
CkStringBuilder::ckAppend(sbRequestId,"RID")
CkStringBuilder::ckAppend(sbRequestId,CkPrng::ckRandomString(prng,12,1,0,0))
Debug "generated requestId = " + CkStringBuilder::ckGetAsString(sbRequestId)
; Calculate the requestSignature
CkCrypt2::setCkHashAlgorithm(crypt, "sha3-512")
signatureKey.s = "ce-8f5e-215119fa7dd621DLMRHRLH2S"
sbFinalHashBase.i = CkStringBuilder::ckCreate()
If sbFinalHashBase.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
; First append the timestamp because we are going to remove certain chars/parts.
CkStringBuilder::ckAppend(sbFinalHashBase,CkDateTime::ckGetAsTimestamp(dtNow,0))
numReplaced.i = CkStringBuilder::ckReplace(sbFinalHashBase,"Z","")
numReplaced = CkStringBuilder::ckReplace(sbFinalHashBase,"-","")
numReplaced = CkStringBuilder::ckReplace(sbFinalHashBase,":","")
numReplaced = CkStringBuilder::ckReplace(sbFinalHashBase,"T","")
; Prepend the requestId and append the signatureKey
CkStringBuilder::ckPrepend(sbFinalHashBase,CkStringBuilder::ckGetAsString(sbRequestId))
CkStringBuilder::ckAppend(sbFinalHashBase,signatureKey)
requestSignature.s = CkCrypt2::ckHashStringENC(crypt,CkStringBuilder::ckGetAsString(sbFinalHashBase))
xml.i = CkXml::ckCreate()
If xml.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
CkXml::setCkTag(xml, "TokenExchangeRequest")
CkXml::ckAddAttribute(xml,"xmlns","http://schemas.nav.gov.hu/OSA/2.0/api")
CkXml::ckUpdateChildContent(xml,"header|requestId",CkStringBuilder::ckGetAsString(sbRequestId))
CkXml::ckUpdateChildContent(xml,"header|timestamp",CkDateTime::ckGetAsTimestamp(dtNow,0))
CkXml::ckUpdateChildContent(xml,"header|requestVersion","2.0")
CkXml::ckUpdateChildContent(xml,"header|headerVersion","1.0")
CkXml::ckUpdateChildContent(xml,"user|login","lwilsmn0uqdxe6u")
CkXml::ckUpdateChildContent(xml,"user|passwordHash",passwordHash)
CkXml::ckUpdateChildContent(xml,"user|taxNumber","11111111")
CkXml::ckUpdateChildContent(xml,"user|requestSignature",requestSignature)
CkXml::ckUpdateChildContent(xml,"software|softwareId","123456789123456789")
CkXml::ckUpdateChildContent(xml,"software|softwareName","string")
CkXml::ckUpdateChildContent(xml,"software|softwareOperation","LOCAL_SOFTWARE")
CkXml::ckUpdateChildContent(xml,"software|softwareMainVersion","string")
CkXml::ckUpdateChildContent(xml,"software|softwareDevName","string")
CkXml::ckUpdateChildContent(xml,"software|softwareDevContact","string")
CkXml::ckUpdateChildContent(xml,"software|softwareDevCountryCode","HU")
CkXml::ckUpdateChildContent(xml,"software|softwareDevTaxNumber","string")
; POST the XML to https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange
http.i = CkHttp::ckCreate()
If http.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
CkHttp::setCkAccept(http, "application/xml")
endpoint.s = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange"
resp.i = CkHttpResponse::ckCreate()
If resp.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
success = CkHttp::ckHttpStr(http,"POST",endpoint,CkXml::ckGetXml(xml),"utf-8","application/xml",resp)
If success = 0
Debug CkHttp::ckLastErrorText(http)
CkCrypt2::ckDispose(crypt)
CkDateTime::ckDispose(dtNow)
CkPrng::ckDispose(prng)
CkStringBuilder::ckDispose(sbRequestId)
CkStringBuilder::ckDispose(sbFinalHashBase)
CkXml::ckDispose(xml)
CkHttp::ckDispose(http)
CkHttpResponse::ckDispose(resp)
ProcedureReturn
EndIf
Debug "Response status code = " + Str(CkHttpResponse::ckStatusCode(resp))
respXml.i = CkXml::ckCreate()
If respXml.i = 0
Debug "Failed to create object."
ProcedureReturn
EndIf
CkXml::ckLoadXml(respXml,CkHttpResponse::ckBodyStr(resp))
Debug "Response body:"
Debug CkXml::ckGetXml(respXml)
; Save our exchange token to a file to be used for subsequent requests.
CkXml::ckSaveXml(respXml,"qa_data/tokens/nav_exchange_token.xml")
; The result looks like this:
; <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
; <TokenExchangeResponse xmlns="http://schemas.nav.gov.hu/OSA/2.0/api" xmlns:ns2="http://schemas.nav.gov.hu/OSA/2.0/data">
; <header>
; <requestId>RID789246611489</requestId>
; <timestamp>2020-03-25T14:14:36Z</timestamp>
; <requestVersion>2.0</requestVersion>
; <headerVersion>1.0</headerVersion>
; </header>
; <result>
; <funcCode>OK</funcCode>
; </result>
; <software>
; <softwareId>123456789123456789</softwareId>
; <softwareName>string</softwareName>
; <softwareOperation>LOCAL_SOFTWARE</softwareOperation>
; <softwareMainVersion>string</softwareMainVersion>
; <softwareDevName>string</softwareDevName>
; <softwareDevContact>string</softwareDevContact>
; <softwareDevCountryCode>HU</softwareDevCountryCode>
; <softwareDevTaxNumber>string</softwareDevTaxNumber>
; </software>
; <encodedExchangeToken>2lR5v57Tl ... 9n4tIWCYgjKQ==</encodedExchangeToken>
; <tokenValidityFrom>2020-03-25T15:14:36.987+01:00</tokenValidityFrom>
; <tokenValidityTo>2020-03-25T15:19:36.987+01:00</tokenValidityTo>
; </TokenExchangeResponse>
; Use this online tool to generate parsing code from sample XML:
; Generate Parsing Code from XML
TokenExchangeResponse_xmlns.s = CkXml::ckGetAttrValue(respXml,"xmlns")
TokenExchangeResponse_xmlns_ns2.s = CkXml::ckGetAttrValue(respXml,"xmlns:ns2")
requestId.s = CkXml::ckGetChildContent(respXml,"header|requestId")
timestamp.s = CkXml::ckGetChildContent(respXml,"header|timestamp")
requestVersion.s = CkXml::ckGetChildContent(respXml,"header|requestVersion")
headerVersion.s = CkXml::ckGetChildContent(respXml,"header|headerVersion")
funcCode.s = CkXml::ckGetChildContent(respXml,"result|funcCode")
softwareId.s = CkXml::ckGetChildContent(respXml,"software|softwareId")
softwareName.s = CkXml::ckGetChildContent(respXml,"software|softwareName")
softwareOperation.s = CkXml::ckGetChildContent(respXml,"software|softwareOperation")
softwareMainVersion.s = CkXml::ckGetChildContent(respXml,"software|softwareMainVersion")
softwareDevName.s = CkXml::ckGetChildContent(respXml,"software|softwareDevName")
softwareDevContact.s = CkXml::ckGetChildContent(respXml,"software|softwareDevContact")
softwareDevCountryCode.s = CkXml::ckGetChildContent(respXml,"software|softwareDevCountryCode")
softwareDevTaxNumber.s = CkXml::ckGetChildContent(respXml,"software|softwareDevTaxNumber")
encodedExchangeToken.s = CkXml::ckGetChildContent(respXml,"encodedExchangeToken")
tokenValidityFrom.s = CkXml::ckGetChildContent(respXml,"tokenValidityFrom")
tokenValidityTo.s = CkXml::ckGetChildContent(respXml,"tokenValidityTo")
CkCrypt2::ckDispose(crypt)
CkDateTime::ckDispose(dtNow)
CkPrng::ckDispose(prng)
CkStringBuilder::ckDispose(sbRequestId)
CkStringBuilder::ckDispose(sbFinalHashBase)
CkXml::ckDispose(xml)
CkHttp::ckDispose(http)
CkHttpResponse::ckDispose(resp)
CkXml::ckDispose(respXml)
ProcedureReturn
EndProcedure